TWI233867B - Tool fastening structure - Google Patents

Abstract

This invention provides a tool fastening structure, including: a tool body having a first end and a second end. The first end is provided with an engaging slot and the second end is provided with a grip. An adjustment structure is provided to the first end of the tool body and is rotatably adjustable between a first position and a second position thereby controlling plural positioning members of different orientations to be selectively exposed from the engaging slot, so as to facilitate a tool head provided in the engaging slot to selectively disengage from or engage with the engaging slot.

Description

1233867 V. Description of the invention (1) Tool lock fixer [Technical field to which the invention belongs The present invention mainly discloses [Previous technology%] According to, the social structure is changing with each passing day, and the demand for things is increasing. "The mouth of the nurses' needs has become quite delicate, and only the old-fashioned thinking of continuous progress or ^ ^ is good for the needs of modern society. The idea of 〃 can satisfy all kinds of hand tools that have a long history of being used by people. The relative development fields have also been spoken of: high, and the number of patent cases approved for development is endless. The ten-year Wu Guo patent No. 5934384 patent case, the bonsai reveals—the attachment is not, and the structure is, and the locking structure of the tool includes: — Duanwaiyongshe, this brother knows— The coupling groove 1 〇, and the first 鸲 2 = a hole no is provided at the edge to communicate with the coupling groove 10 can be sleeve 6 a positioning ring 2 and an elastic member 4 2 = card adjacent 2〇 ί at the first end of the coupling rod 1 And can control t / 20¾ of the positioning ring 2 to selectively extend into the hole 11; a tool head 8 having a working end and a joint end, the joint end is provided with a positioning groove 82 on the peripheral ring, and The tool head 8jr is inserted into the coupling groove of the coupling rod}, and the positioning groove 82 is engaged by the protruding locking portion μ, so that the tool head 8 can be locked to the first end of the coupling rod. By. When the above tool locking structure wants to pull the tool head 8 out of the connecting rod 1, it is necessary to first pull the sleeve 6 to axially displace, so that the locking portion 2 of the positioning ring 2 is no longer locked.

1233867 V. Description of the invention

Suitable for positioning habitat Q 9, system, g Z ’so that the tool head 8 can be pulled out; then this kind of practice :: 2 :? The separation method is still slightly missing. Among them, the tool head 8 is only locked by " early, so when the tool head 8 is inserted into the coupling groove 10, the system will be "V" if the tool head 8 is subjected to a large force. At this time, it is very easy to get out of the "I slot 10", and it is more likely to hurt people by flying off instantly. "There is a lack of structure in the conventional invention. The inventor invented a kind of work / "Locking structure", which can overcome all the shortcomings of the above-mentioned conventional products. [Summary of the Invention] The technical problem to be solved by the "tool locking structure" of the present invention is that Baizhi tool locking structure is provided in the combining groove of the connecting rod. The internal time only has the function of single-point card 4. Once the tool head is subjected to a large force, it may cause the tool head to lose its catch and fly away, which may cause injury to people or objects. The locking structure should be improved immediately. ^ The "tool locking structure" of the present invention includes a tool body with a first end and a second end, the first end is provided with a coupling groove, and the first One end is set as a grip; an adjustment structure is set on the tool The first end 'can be rotated and adjusted between the first position and the second position, and thus controls the selection of several positioning members from different directions; the nature is exposed in the combining groove, and the setting can be further advanced- The tool head in the combining groove is selectively released or locked in the combining groove. Other objects, advantages and novel features of the present invention will be more apparent from the following detailed description, description and related drawings.

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V. Description of the invention (3) [The implementation of the best implementation, please use the number of trips are not requested, this / the first is provided with one end and the other between the rotation of the reference 'the appropriate place of the work' and borrow this slot 11 (this Actually, there is a first-diameter opening method, a first method] related to the method used in the present invention, the human hand, and its efficacy, and it is a good example of age, with the details of the diagram as follows: Please refer to the first picture to the tenth picture of Zhongtai fα. The picture shows the structure of the example of the spiritual garden selected by the present invention. Only this kind of structure < _. &Amp; The figure shows the three-dimensional outer view of the sixth day of the sixth day of the sixth month. Refer to the post "Yuezhi J No—7 * 目 士 1 n cr JO- ^ having the body 10, and The tool body i 0 has a first end and a second end. The second end is a handle 12, and the first end < ,,, and 0 slot 11 is for the tool head (not shown in the figure) to be combined. U also has a withering structure, which can be turned to private in the first position and the second position, and therefore controls the release and latching state of the tool head. As shown in the second figure, it is a component of the present invention Refer to the figure. Referring to the figure, the first end of the body 10 is a coupling end, and the opening near the coupling groove is provided with a ring-shaped clamping slot i 3, so that a C-shaped buckle i 3 1 can be combined with the C. The buckle 1 31 restricts the withdrawal of the adjusting structure 20; the appropriate position of the first end of the tool body 10 is further provided with a connecting accommodation hole 14 which can be provided with a first inside the accommodation hole 14 A positioning member 15 is a steel ball in the embodiment); "the tool body 10 is integrally formed with a ring convex portion 16 larger than the first end between the first end and the second end, and the ring convex portion 16 faces The coupling groove 11 is set as an abutting surface 1 6 1, and the abutting surface 1 61 is provided with an accommodating groove 162 axially inward, and between the first accommodating groove 162 and the combining groove 11.

1233867 V. Description of the invention (4) A passage 17 is provided; the abutment surface 1 6 1 is located at an appropriate distance from the first accommodation groove 16 2, and a second accommodation groove 1 is provided in the axial direction inward. 63. In this embodiment, the second receiving groove 16 3 is about a quarter circle from the first receiving groove 1 6 1; the annular convex portion 16 is different from the first receiving groove 1 6 2 At the other end, a perforation 18 communicating with the coupling groove 11 is provided in the radial direction, so that a second positioning member 9 (a steel ball in this embodiment) is inserted into the first accommodation groove 1 6 2 In the channel 17 between the coupling groove 11 and the adjusting structure 20, the adjusting structure 20 includes a set of rings 2 1, an adjusting ring 2 2, a control device 23 and a check device 24; the control device 2 3 is provided in the The first accommodating slot 162 is inside the control device 23, and the control device 23 includes a spring 231 and a control rod 232. The control rod 232 is recessed with an oblique cutout 233 corresponding to the channel 17, so as to accommodate the second A positioning member 19; the anti-reverse device 24 is disposed in the second receiving groove 163, and the anti-reverse device 24 includes a spring 241 and a lever 242; the adjustment ring 22 is sleeved on the tool body 1 The first end, and it cuts out a near-triangular area that occupies about a quarter of a circle, and thus forms a stop wall 221, an inclined surface 222, and a locking point 223; the adjusting ring 22 is in another quarter At the inner wall surface of the three ridges, there is a # recess 224 in the depression, and the ridge 224 has a slope, and the valley top 225 corresponds to the position of the first bit 15, and the valley bottom 2 2 6 is close to The second positioning member 9 is only set; 'The collar 21 has a class, and the smaller inner diameter part is sleeved to cover the

Page 81233867 V. Description of the invention (5): Integral: 2 No 2 To: Large inner diameter part will be controlled _ Refer to the third and fourth figures, which are schematic diagrams of the directions when adjusting the present invention. The state diagram when the tool head is available for production. When the stop ring 221 of the adjusting ring 22 of the present invention abuts the control 2 ′ of the control device ^ and the locking point 223 abuts the lever ⑷ of the anti-reverse device 24, the two positioning members 15 and 19 (not shown in the figure) are convex. Exposed in the combination groove, and in this state, the tool head (not shown in this figure) cannot be combined in the combination groove; and the adjustment ring 22 is rotated and adjusted in the direction of the arrow, and adjusted to the first In the state shown in the four figures, the adjustment structure 20 is in a released state ', and the coupling groove u can be inserted into any symmetrical tool head 30. Refer to the fifth and sixth figures, which are side sectional views of the present invention in a released state and side sectional views of the present invention in a latched state. First referring to the fifth figure, in the released state of the present invention, the control lever 232 is pressed by the inclined surface 222 of the adjusting ring 22 (refer to the fourth figure), so that the cutout 2 3 3 is exactly facing the channel 17, so the first The two positioning members 19 are submerged in the cutout 233, and no, the convex path is in the joint groove 11, and it is also worth noting that the adjustment ring 2 2 also makes the bottom 226 of the track 224 when adjusting. Facing to the first positioning member 15 in this way, the first positioning member 15 will also fall into the track 224 'without protruding from the coupling groove 11 丨 and the tool head 30 can pass through the coupling Slot 11; > As shown in the sixth figure, when the adjustment ring 22 is adjusted to return to the original position (that is, shown in the third figure), the control rod 23 2 can be ejected by the spring 231, and the appropriate The second positioning member 19 is locked in one of the positioning slots 31 of the tool head 30.

1233867

'Other, evening' When the adjustment ring M is rotated and adjusted, at the same time, the closing top 225 of the road 22 * is directly opposed to the first positioning member 15 and therefore the first positioning member 15 is pushed out to make the first Positioning piece 丨 5 snaps on the tool head⑽ Another positioning slot 3j 'This way', the tool head 3 〇 is set in the combination slot 丨 丨 It is not necessary that the positioning piece snaps from a different direction 丨 5 , G, and the tool head 30½ is fixed in the coupling groove. Although the tool body is subjected to a large force, it is not easy to make the tool head 30 separate from the coupling groove n. It should be noted that when the tool head 30 is incorporated into the coupling groove Π and the adjustment ring 22 is rotated to position the tool head 30, the adjustment ring 22 is completely returned to the position shown in the third figure. That is, the control lever M? At this time only stays at the appropriate position of the inclined surface 222 near the stop wall 221, but does not completely reach the stop wall 22 1, which is hereby given to Chen Ming, and is not disclosed on the drawings. In order to more specifically explain the situation where the first positioning member 15 is located in the released state and the locked state, it is located in the valley bottom 226 and the valley peak 225 in the track 224 of the adjusting ring 22. Please refer to FIG. The seventh diagram is a cross-sectional view taken along the line AA of the fifth diagram, and the eighth diagram is a cross-sectional view taken along the line B_B of the sixth diagram. First refer to the seventh figure. When the bottom 226 of the track 224 is directly opposite the channel 17, the depth of the track 224 is sufficient so that the first positioning member 15 is completely submerged in the channel 7 and the track 2 24 without causing the first The positioning member 15 is exposed in the coupling groove u, and as shown in the eighth figure, when the adjustment ring 2 2 is rotated and adjusted to reach the road 2 2 4 and the valley top 2 2 5 is directly opposite to the channel 17, the depth of the track 224 is insufficient. In order to completely receive the first positioning member 15 ′, the first positioning member 15 is pushed out to protrude into the joint groove JJ, and the tool head 30 is locked. As shown in FIG. 9, it is an upper cross-sectional view of a latching state of the present invention. Participate

Page 10 1233867 V. Description of the invention (7) The anti-reverse device 24 also has to pass through the tool body 10 so that it can be “in this way”, so it is not a better implementation. Ye slot 4 1 series can be used for ratchet wrench. (The positioning slot 5 1 is provided with a square shape.) When the tool head 30 is locked in the combination slot 11, the = dry piece 242 is protruding and stuck to the adjustment. The locking point 223 of the ring 22 is only Ϊ Ϊ When the whole ring 22 is to be rotated and adjusted to return to the released state, it is # person to move. Therefore, the adjustment ring 22 is not caused by a sudden force when 4 = 4 is shaken. : Come 'tool head 30 is more securely combined with the coupling groove. The occurrence of detachment occurs. Refer to the tenth and eleventh figures, which are exploded views and side cross-sectional views of another example j of the present invention. ^ First refer to The tenth figure, the difference between the foregoing embodiments is that the first end of the tool of the present embodiment is provided with a deeper coupling groove 4 i axially toward the inside, and the inner = has a driving hole 42 (refer to the eleventh figure). Combined with the tool head 50 of the car right, the drive hole 4 2 is available in the picture Shown) or the like having a square head of the binding tool; embodiment according to the present embodiment, the spacer is provided based on the number of the tool head 50 and the tool head 5〇 projecting end of the slot 41 exposed to the outside of the binding, the first line 52;

The structure of the tool body 4 of this example is the same as that of the previous embodiment. Only the number is changed here to Chen Ming. In addition, the rest of the structure and effect of the example It is the same as the previous embodiment, so the technical description and effect of the same release and latching state operations will not be repeated, but in this embodiment, because the tool head 50 is longer and there are several positioning grooves 51, it is a tool body. When 40 is combined with a ratchet wrench and other tools, the tool body 40 can be regarded as a ~ post, and the tool head 50 has the effect of adjustable length, which makes the tool more

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V. Description of the invention (8) The tool body 40 can be applied to a customer-oriented design. 5, 5, occasions, can be described as a very real usability, as described above, can claim their own i. This! The invention has the following advantages: ^ ^ The tool lock fixation mechanism η, Gansu has several positioning parts from different directions ^, Π, the tool head due to the instability of the borrow card engine, the tool of the invention : = To avoid the occurrence of the tool head flying off from one side or single point = = = = 'Bei is a highly progressive design. Wang Fsheng2 · In the "tool locking structure" of the present invention, the pottery is provided with a non-reverse device, so even if the present invention is rotating: work: when the whole power is not working, the adjustment ring will not cause the adjustment ring to be stuck. The next fall is autumn, so the present invention further provides security guarantees. Be careful ... a is only an excellent design f. The present invention has been described in detail with a detailed illustration of the best example. The artist can derive many variations from the best embodiment without departing from the scope of the present invention. Therefore, 'most: the embodiments do not limit the scope of the present invention. The scope of the present invention is defined in the scope of patent application.

Page 121233867 Brief description of the drawings [Brief description of the drawings] The first picture: the three-dimensional appearance of the invention; the second picture: the exploded view of the components of the invention; the third picture: the direction of the adjustment of the invention Schematic diagram; Fourth diagram: · This invention is a state diagram when the tool head can be combined; Fifth diagram: This is a side sectional view of the invention in the released state; Sixth diagram: This is a side sectional view of the invention in the locked state; Figure 7: AA sectional view of Figure 5; Figure 8: BB sectional view of Figure 6;

The ninth figure: an upper sectional view of the latching state of the present invention; the tenth figure: an exploded view of another preferred embodiment of the present invention; the eleventh figure: a side sectional view of another preferred embodiment of the present invention; Attachment: US Patent No. 59 34384.

[Simplified explanation of the symbol of the yuan 'piece] 10 Tool body 11 Combining groove 12 Grip 13 Clamping groove 131 C-shaped buckle 14 Receiving hole 15 First one positioning member 16 Ring convex 161 Abutting surface 162 First one receiving groove 163 Second receiving groove 17 Channel 18 Perforation 19 Second fixing; Positioning member 20 Adjusting structure 21 Collar 22 Adjusting ring 221 Stop wall 222 Bevel 223 Point 224 Track 225 Valley top 226 Valley bottom 2 3. Control device 231 Spring 232 control Pole

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Schematic description on page 14 233 cut π 24 anti-reverse device 241 spring 242 lever 3 0 tool head 31 positioning groove 32 positioning groove 40 tool book 1 body 41 coupling groove 42 driving hole 43 card slot 431 C-shaped buckle 44 container hole 45 The first positioning member 46 The annular convex portion 461 The abutment surface 462 The __receiving slot 463 The second receiving slot 47 Channel 4 8 Perforation 49 The second positioning * 50 Tool head 51 Positioning slot 52 Square head

Claims (1)

1233867 VI Scope of Patent Application 1-A tool locking structure, comprising: a tool body having a first end and a second end, and the tool system is provided / opened with a coupling groove at the first end for the tool head Results:; d An adjustment structure is provided at the first end of the tool body, and the adjustment structure can be rotated and adjusted between the first position and the second position, and ^ controls the selectivity of several different orientation components It is exposed in the coupling groove, so that the tool head provided in the coupling groove can be selectively released or locked in the coupling groove in one step. 2 · The tool locking structure as described in item 1 of the scope of patent application, wherein the second end of the tool grip is set as a grip for the user to hold. 3 · The tool locking structure according to item 1 of the scope of the patent application, wherein the tool body is in place at the first end, and an accommodation hole communicating with the coupling groove is additionally provided, and the accommodation hole can be used for a positioning Pieces of equipment. 4 · The tool locking structure as described in item 3 of the scope of the patent application, wherein the adjustment structure includes a set of adjustment rings provided at the first end of the tool body, and the inner wall surface of the adjustment ring is provided with a sloped Hold the track, and by rotating the ring 1 ring, the positioning member can also selectively fall into the track to control the release of the tool head or lock in the coupling groove. 5. The tool locking structure according to item 4 of the scope of patent application, wherein the retaining member is a steel ball. 6 The tool locking structure as described in item 1 of the scope of the patent application, which = the first end of the tool body is near the opening of the coupling groove, the collar is provided with a clamping groove, and a c-shaped buckle is combined, and the adjustment is limited The emergence of structure. 1233867 VI. Scope of patent application ---------___ 7. As described in item 1 of the scope of patent application, the tool body has a tool locking structure at the first end and the second end with a diameter larger than the ring at the first end. The convex part is formed integrally with a groove, and the Γth receiving groove can be borrowed through; a first receiving system is provided for ^ = and 22 directions; a positioning member is provided. The slot 0 is connected, and the slot described in item 7 of the patent application scope of the present invention can be used for a control lever and an oblique cutout is also provided for receiving the positioning adjustment structure. The control lever can be protruded or extended so that the positioning member correspondingly protrudes out of the coupling groove and the clamping member is submerged into the cutout to release the tool head. 9 · The positioning member is described in item 8 of the scope of patent application For a steel ball. 1 〇 As described in item 8 of the scope of the patent application, the adjustment structure includes a set provided on the work ring, and the adjustment ring system cuts off a near-triangular shape with a stop wall, an inclined surface and a ^ point, of which the lower part resists The tool lock spring is fixed at a suitable place near the stop wall on the inclined surface, and the control rod is adjusted into the first receiving groove along the inclined surface. 'Or another piece, by the tool locking structure of the tool head, which is externally formed to the area of the tool body body, and the control rod should be adjusted to make one end of the locking structure fixed. When the key is shaped in the shape of a snap ring, the positioning piece falls on the point. • The tool lock girl described in item 10 of the scope of the patent application '/, a second volume is additionally provided on the convex portion of the ring. And a second anti-reverse device is provided in the second groove, the anti-reverse device includes a lever and a Γ spring, and the lever is in a locked state against a stuck point, so that the adjustment ring is integrated. The state can be cut and constructed and stopped 1233867 6. The scope of the patent application is not blocked Easy to loose. 1 2 · The tool locking structure described in item 4 or 10 of the scope of patent application, wherein the adjusting structure further includes a set of rings, and the set of rings is set on the adjusting ring. 1 3 ′; The tool locking structure according to item 1 of the scope of patent application, wherein the second end of the tool body is provided with a driving hole for extending and combining with other tools. 1 4 · The tool locking structure described in item 1 of the scope of patent application, wherein the tool head is provided with a plurality of positioning grooves at intervals, and the tool heads can be combined with the grooves by different positions of the number of positioning members. Internally changes the extension length. Page 17